here's investigative reporter russ ptacek. >> reporter: to make our list, not only did they have repeat violations, we only put places under surveillance where we had already found problems, and the question was would they finally clean up. >> sir, take your hands off the equipment. >> reporter: we've been tracking his store and four others ever since inspectors closed them citing food dangers. and we broadcast issues we found ourselves after they had passed reinspections. shortly after, we found that rat at mid city deli in april, inspectors returned and shut it down again. it hasn't reopened. at ever green supermarket in temple hill, after we broadcast what we saw, it closed, too. the others are open. >> this is the second time. >> reporter: our first time at circle 7 express on martin luther king avenue southeast, we found this outdated baloney. inspectors had closed it twice citing rotten produce, live roaches, mice, and outdated merchandise, including baby food. we had already found this outdated juice when the manager found us. >> go. >> reporter: didn't i meet you last time? reme